/Shell/Bash/Convert capital letters to lowercase in shell script

Convert capital letters to lowercase in shell script

Bash how to convert text to lowercase or uppercase

# Basic syntax:
tolower(string)
toupper(string)

# Example usage:
awk '{print tolower($0)}' input_file
# This prints every row ($0) converted to lowercase

awk '{print toupper($3)}' input_file
# This would print the third field ($3) converted to uppercase

Source: thomas-cokelaer.info

Convert capital letters to lowercase in shell script

x="HELLO"
echo $x  # HELLO

y=${x,,}
echo $y  # hello

z=${y^^}
echo $z  # HELLO

Source: stackoverflow.com

Similar codes

0 vote180 views1 answer
Exception: No Linux desktop project configured. See
Shell/Bash
5 votes192 views1 answer
Git ignore still tracking
Shell/Bash
0 vote246 views1 answer
The following packages have unmet dependencies: phpmyadmin : Depends: php-twig (> 2.9) but 2.6.2-2 is to be installed Recommends: php-bz2 Recommends: php-gd Recommends: php-tcpdf but it is not going to be installed
Shell/Bash
3 votes203 views2 answers
How to uninstall vs code from windows
Shell/Bash
0 vote183 views1 answer
Push files to github from terminal
Shell/Bash
1 vote288 views1 answer
Create github repo without browser
Shell/Bash
1 vote183 views1 answer
Vim :qa!
Shell/Bash
0 vote235 views1 answer
Printing in capital letter linux
Shell/Bash
0 vote237 views1 answer
Use R markdown in github README
Shell/Bash
0 vote307 views1 answer
Anydesk linux install download
Shell/Bash